20109047036

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{919}}^1\times {\mathrm{32369}}^1$

素因数の和:33318

約数の個数: 36

約数和(自身を含む): 38148692400

約数和(自身を除く): 18039645364

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 919, 1838, 3676, 11947, 23894, 32369, 47788, 64738, 129476, 155311, 310622, 420797, 621244, 841594, 1683188, 5470361, 10940722, 21881444, 29747111, 59494222, 118988444, 386712443, 773424886, 1546849772, 5027261759, 10054523518, 20109047036]

約数ペア:

[(1, 20109047036), (2, 10054523518), (4, 5027261759), (13, 1546849772), (26, 773424886), (52, 386712443), (169, 118988444), (338, 59494222), (676, 29747111), (919, 21881444), (1838, 10940722), (3676, 5470361), (11947, 1683188), (23894, 841594), (32369, 621244), (47788, 420797), (64738, 310622), (129476, 155311)]